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Finding the Fourth Proportional to 326,775.96, 450,897.80 and 204,253.84

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Solution

The fourth proportional to 326,775.96, 450,897.80 and 204,253.84 is: 281,837.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,775.96 : 450,897.80 = 204,253.84 : x
  2. Step 2: Convert to fraction form
    326,775.96/450,897.80 = 204,253.84/x
  3. Step 3: Cross multiply
    326,775.96x = 450,897.80 × 204,253.84
  4. Step 4: Simplify right side
    326,775.96x = 92,097,603,821.79
  5. Step 5: Solve for x
    x = 92,097,603,821.79/326,775.96
  6. Step 6: Final answer
    x = 281,837.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.